13414644 has 18 divisors (see below), whose sum is σ = 33909330. Its totient is φ = 4471536.

The previous prime is 13414637. The next prime is 13414651. The reversal of 13414644 is 44641431.

13414644 is a `hidden beast` number, since 1 + 3 + 4 + 14 + 644 = 666.

13414644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13414637) and next prime (13414651).

It can be written as a sum of positive squares in only one way, i.e., 13395600 + 19044 = 3660^2 + 138^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 186279 + ... + 186350.

Almost surely, 2^13414644 is an apocalyptic number.

It is an amenable number.

13414644 is an abundant number, since it is smaller than the sum of its proper divisors (20494686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13414644 is a wasteful number, since it uses less digits than its factorization.

13414644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372639 (or 372634 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 13414644 is about 3662.6007153388. The cubic root of 13414644 is about 237.6072660431.

The spelling of 13414644 in words is "thirteen million, four hundred fourteen thousand, six hundred forty-four".